<template>
  <div>
    <div class="card" style="margin-bottom: 10px">
      <el-input style="width: 260px; margin-right: 10px" v-model="data.courseName" placeholder="请输入账号查询"
                :prefix-icon="Search"/>
      <el-input style="width: 260px; margin-right: 10px" v-model="data.studentName" placeholder="请输入用户名查询"
                :prefix-icon="Search"/>
      <el-button type="primary" style="margin-left: 10px" @click="load">查询</el-button>
      <el-button type="info" @click="reset">重置</el-button>
    </div>

    <div class="card" style="margin-bottom: 10px">

      <div>
        <el-table :data="data.tableData" style="width: 100%">
          <el-table-column prop="id" label="序号" width="70"/>
          <el-table-column prop="user" label="留言账号"/>
          <el-table-column prop="name" label="用户名"/>
          <el-table-column prop="message" label="留言信息"/>
          <!--          <el-table-column prop="comment" label="留言用户名称"/>-->
          <!--          <el-table-column prop="feedback" label="反馈"/>-->
          <el-table-column label="操作" width="180">
            <template #default="scope">
              <el-button type="primary" @click="handleEdit(scope.row)">编辑</el-button>
              <el-button type="danger" @click="del(scope.row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>

    </div>

    <div class="card">
      <el-pagination v-model:current-page="data.pageNum" v-model:page-size="data.pageSize"
                     @current-change="handelCurrentChange"
                     background layout="prev, pager, next" :total="data.total"/>
    </div>

    <el-dialog width="35%" v-model="data.formVisible" title="博雅桥的留言信息" destroy-on-close>
      <el-form :model="data.form" :rules="rules" ref="formRef" label-width="100px" label-position="right" style="padding-right: 40px">
        <el-form-item label="留言账号" prop="user">
          <el-input v-model="data.form.user" autocomplete="off"/>
        </el-form-item>
        <el-form-item label="留言用户名" prop="name">
          <el-input  v-model="data.form.name" autocomplete="off"/>
        </el-form-item>
        <el-form-item label="留言信息">
          <el-input  type="textarea" v-model="data.form.message" autocomplete="off"/>
        </el-form-item>
<!--        <el-form-item label="手机号">-->
<!--          <el-input v-model="data.form.phone" autocomplete="off"/>-->
<!--        </el-form-item>-->
<!--        <el-form-item label="邮箱">-->
<!--          <el-input v-model="data.form.email" autocomplete="off"/>-->
<!--        </el-form-item>-->
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="data.formVisible = false">取 消</el-button>
          <el-button type="primary" @click="save">保 存</el-button>
        </span>
      </template>
    </el-dialog>

  </div>
</template>

<script setup>
import {ref, reactive} from "vue"
import {Search} from '@element-plus/icons-vue'
import request from "@/utils/request";
import {ElMessage, ElMessageBox} from "element-plus";

const baseUrl = '/xk'

const data = reactive({
  user: '',
  name: '',
  tableData: [],
  total: 0,
  pageNum: 1,  // 当前的页码
  pageSize: 5,  // 每页的个数
  formVisible: false,
  form: {}
})

const load = () => {
  request.get(baseUrl + '/selectPage', {
    params: {
      pageNum: data.pageNum,
      pageSize: data.pageSize,
      user: data.user,
      name: data.name,
      type:1,
    }
  }).then(res => {
    data.tableData = res.data.list || []
    data.total = res.data.total || 0
  })
}
// 调用方法获取后台数据
load()

const handelCurrentChange = () => {
  // 当翻页的时候重新加载数据即可
  load()
}

const reset = () => {
  data.user = ''
  data.name = ''
  load()
}

// const rules = reactive({
//   username: [
//     { required: true, message: '请输入账号', trigger: 'blur' },
//   ],
//   password: [
//     { required: true, message: '请输入密码', trigger: 'blur' },
//   ],
// })

const formRef = ref()

const handleAdd = () => {
  data.form = {}
  data.formVisible = true
}

// 保存数据到后台
const save = () => {
  formRef.value.validate((valid) => {
    if (valid) {
      request.request({
        url: data.form.id ? baseUrl + '/update' : baseUrl + '/add',
        method: data.form.id ? 'PUT' : 'POST',
        data: data.form
      }).then(res => {
        if (res.code === '200') {
          load()    // 重新获取数据
          data.formVisible = false  // 关闭弹窗
          ElMessage.success("操作成功")
        } else {
          ElMessage.error(res.msg)
        }
      })
    }
  })
}

const handleEdit = (row) => {
  data.form = JSON.parse(JSON.stringify(row))
  data.formVisible = true
}

const del = (id) => {
  ElMessageBox.confirm('删除数据后无法恢复，您确认删除吗？', '删除确认', { type: 'warning' }).then(res => {
    request.delete(baseUrl + '/delete/' + id).then(res => {
      if (res.code === '200') {
        load()    // 重新获取数据
        ElMessage.success("操作成功")
      } else {
        ElMessage.error(res.msg)
      }
    })
  }).catch(res => {})
}

const handleImgUploadSuccess = (res) => {
  data.form.avatar = res.data
}
</script>
